Factorize code for formatting window titles into QPlatformWindow.

Change-Id: I0dcccd08916fc2ea1b795681e9b98a9550ef51b6
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Fix copy-paste errors in QtPrivate::ConnectionTypes

That resulted in error such as:
  qobject_impl.h(82) : error C2078: too many initializers

This should have been tested by tst_QObject::connectManyArguments, but
the test did not work because the detection of defined QMetaType was broken
for const references. That will be fixed in a latter commit.

Task-number: QTBUG-29130
Change-Id: I78514c251358c0e8adf33af724d87ab114230cd3
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Allow x86intrin.h with ICC 13.1

The Intel C++ Composer XE 2013 Update 2 (a.k.a. ICC 13.1) has fixed the
bug of the undefined intrinsics.

Change-Id: If837a0800725d55fed7eff39b9d52c359dabb073
Reviewed-by: Olivier Goffart <ogoffart@woboq.com>